#18) Jay-Z and Beyonce: We know neither of them are athletes, but he owns a sliver of the Nets and she stole the show at last year's Super Bowl and they're a heck of a lot more interesting than No. 17. Debby Wong, USA TODAY Sports

#16) Hilary Duff and Mike Comrie: After some Googling, we can confirm Hilary Duff is NOT the one who starred in Hannah Montana. Michael Buckner, Getty Images For March Of Dimes

#15) Christian Ponder and Samantha Ponder: The fourth-best quarterback in the NFC North recently married the early host of College GameDay. Attention paid inverse to attention deserved. AP, USA TODAY Sports

#14) Andre Drummond and Jennette McCurdy: The Pistons center eventually met the iCarly actress in real life after professing his crush on Twitter. Ahhh, modern love. Jesse Johnson, USA TODAY Sports; Getty Images

#13) Carmelo Anthony and La La Vazquez Anthony: In 2011, Carmelo had to deny reports La La was forcing him to seek a trade out of Denver. Evan Agostini, AP

#12) Gerard Pique and Shakira: Their hips don't lie, but they sure do flop a lot. Emilio Morenatti, AP

#11) Tony Romo and Candice Crawford Romo: They met at the restaurant Five Sixty, which, disappointingly, is not named after Romo's QB rating in big games. Michael Loccisano, Getty Images

#10) Kerry Washington and Nnamdi Asomugha: 49ers cornerback Asomugha married the 'Scandal' actress in a super-secret Idaho ceremony. Before the news broke, few even knew they were dating! Kelley L Cox, USA TODAY Sports; Getty Images

#9) Carrie Underwood and Mike Fisher: Country music and hockey, together at last! John Shearer, AP

#8) Dwyane Wade and Gabrielle Union: Have you checked Union's IMDB page recently? She's being utilized worse than D-Wade was in that first year with LeBron. Alexander Tamargo, WireImage

#7) Alexander Ovechkin and Maria Kirilenko: Engaged last winter, Ovilenko are still going strong. The Russian tennis player ranked in the top 10 in women's tennis earlier this year. Given the Capitals' woeful exit from the playoffs last season, is it possible she's currently the best athlete in this relationship? @ovi8

#6) Danica Patrick and Ricky Stenhouse Jr.: The NASCAR drivers have wrecked each other a few times this season, but it hasn't seemed to affect their budding relationship. Rob Grabowski, USA TODAY Sports

#5) Rory McIlroy and Caroline Wozniacki: Wozniacki was No. 1 when she started dating Rory. She's now at No. 8. David Cannon, Getty Images

#3) Steffi Graf and Andre Agassi: The tennis stars have 30 combined Grand Slam titles and at least that many commercials in which they've co-starred.
Victoria Arocho, USA TODAY Sports

#2) David and Victoria Beckham: Both Beckhams played a big role in London's Olympics, but ended up being upstaged by a man dressed as the Queen jumping out of a helicopter. Frazer Harrison, Getty Images

#1) Tom Brady and Gisele Bundchen: The couple made $72 million in 2012 and only spent $66 million on hair-care products. Stephen Lovekin, Getty Images